## Probability Seminar - Sang-Gyun Youn (Queen's University)

### Wednesday, May 1st, 2019

**Time:** 3:30-5:00 p.m. **Place:** Jeffery Hall 319

**Speaker:** Sang-Gyun Youn (Queen's University)

**Title:** Minimum output entropy and capacities of quantum channels.

**Abstract: **In this talk, minimum output entropy (MOE) and Holevo/quantum capacity of quantum channels will be discussed. And I will sketch how the additivity conjecture of MOE was disproved by random unitary channels.